<span>..has evaporated from all the water sources around the world (streams, rivers, ponds, seas, oceans etc).
It is am established fact that the quantity of water present on the Earth has remained constant from the beginning of time. At any given point in time it may exist in one of its three forms i.e.ice, water or water vapor but there is no variation in its total quantity (hydrological cycle).</span>
Answer:
Option A
Explanation:
Another name for folic acid is folacin and this is required for cells to produce a metabolite caled formate which is involved in the synthesis of nucleotides. The enzyme involved in its absorption/conversion is dihydrofolate synthetase and not folacin.
Eukaryotes
Nuclear
Divide
Organelles
Membrane
Evolved
Molecules
Brane
Regulating
Active
Nucleus
Endoplasmic
Hope thats what you need!
Answer:
The correct answer is option C. Epstein-Barr virus: virus visible inside red blood cells.
Explanation:
The Epstein-Barr virus is a virus or virions that cause several serious diseases such as Guillain-Barre syndrome and kind of cancers. These viruses can be detected by the making smear of blood in the electron microscope.
The electron microscope shows round capsids that have protein encased genetically material that is loosely enclosed in a membrane. These are transmitted through saliva generally.
Thus, the correct answer is C.
Answer:
C) the sun's rays that fall on the moon's surface.
Explanation:
The moon has different aspects and appearance because of the sun's rays that fall on the moon's surface. The shape of the Moon does not change itself, it occurs due to the sunlight. We only see that part of moon which is lit by the Sun. The phases of moon occur because the Sun lit different parts of the moon when the Moon revolves around the Earth so we can say that sun rays are responsible for the changing of shapes of the moon.